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- 1. Multiple Choice
Every food chain in the ecosystem begins with………., which are the original source of food
Saprophytes
Parasites
Producers
Herbivores
- 2. Multiple Choice
Ecology is one of topic in Biology subject. What is exactly the main point of ecology?
Intra-species and inter-species interaction
Behavior of organism as individual
Interaction between organisms and environment
Behavior of organisms in one population
- 3. Multiple Choice
Sun is known as the most important source of life in earth. Below there are sun's roles in energy flow, except
Sunlight helps plant to liberate oxygen from water
Sunlight is the main source for plants to create sugar as food
Helping photosynthetic organisms converting inorganic matters to organic matter
Sun helps plant to do respiration
- 4. Multiple Choice
What is population?
A group of mixed species of organisms
A group of different species in one habitat
A group with majority of one species and minority of another species
A group of same species in one habitat
- 5. Multiple Choice
What form is "eating and to be eaten process" in one ecosystem?
a chain
a cycle
a pyramid
a box
- 6. Multiple Choice
What destroys an ecosystem the most?
Humans
Animals
Birds
Insects
- 7. Multiple Choice
What is the job of a decomposer?
To break down dead plants and animals
Plants for animals to feed of from
Plants for animals to feed of from
To produce energy to the plants
- 8. Multiple Choice
What are autotrophic organisms?
Organisms are those that need to ingest organic material to nourish themselves.
Organisms are those that can produce their own food, or rather, that produce organic material from inorganic compounds
A set of all of the ecosystems on the planet.
I don't know
- 9. Multiple Choice
What is a biosphere?
A biosphere is the set of all of the ecosystems on the planet
A biosphere is all the waters on the earth's surface, such as lakes and seas
A biosphere is where all biotic and abiotic organisms interact
A biosphere is the envelope of gases surrounding the earth or another planet
- 10. Multiple Choice
Temperature, light, water, soil, and air are all ________ parts of the environment
Biotic factors
Abiotic factors
Consumers
Producers
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